ATE80293T1 - Vorrichtung fuer kontrollierte wirkstoffabgabe und zusammensetzungen von partikeln mit solchen vorrichtungen. - Google Patents

Vorrichtung fuer kontrollierte wirkstoffabgabe und zusammensetzungen von partikeln mit solchen vorrichtungen.

Info

Publication number
ATE80293T1
ATE80293T1 AT88401874T AT88401874T ATE80293T1 AT E80293 T1 ATE80293 T1 AT E80293T1 AT 88401874 T AT88401874 T AT 88401874T AT 88401874 T AT88401874 T AT 88401874T AT E80293 T1 ATE80293 T1 AT E80293T1
Authority
AT
Austria
Prior art keywords
water
agents
compositions
particles
core
Prior art date
Application number
AT88401874T
Other languages
English (en)
Inventor
James Arnold Stead
Shohre Nabahi
Original Assignee
Roussel Uclaf
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Roussel Uclaf filed Critical Roussel Uclaf
Application granted granted Critical
Publication of ATE80293T1 publication Critical patent/ATE80293T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5015—Organic compounds, e.g. fats, sugars
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/0002—Galenical forms characterised by the drug release technique; Application systems commanded by energy
    • A61K9/0004—Osmotic delivery systems; Sustained release driven by osmosis, thermal energy or gas
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose

Landscapes

  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Preparation (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Molding Of Porous Articles (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Fertilizers (AREA)
AT88401874T 1987-07-21 1988-07-20 Vorrichtung fuer kontrollierte wirkstoffabgabe und zusammensetzungen von partikeln mit solchen vorrichtungen. ATE80293T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878717168A GB8717168D0 (en) 1987-07-21 1987-07-21 Controlled-release device
EP88401874A EP0300897B1 (de) 1987-07-21 1988-07-20 Vorrichtung für kontrollierte Wirkstoffabgabe und Zusammensetzungen von Partikeln mit solchen Vorrichtungen

Publications (1)

Publication Number Publication Date
ATE80293T1 true ATE80293T1 (de) 1992-09-15

Family

ID=10621007

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88401874T ATE80293T1 (de) 1987-07-21 1988-07-20 Vorrichtung fuer kontrollierte wirkstoffabgabe und zusammensetzungen von partikeln mit solchen vorrichtungen.

Country Status (9)

Country Link
US (1) US4975284A (de)
EP (1) EP0300897B1 (de)
JP (1) JP2789525B2 (de)
AT (1) ATE80293T1 (de)
CA (1) CA1329125C (de)
DE (1) DE3874446T2 (de)
ES (1) ES2034319T3 (de)
GB (2) GB8717168D0 (de)
GR (1) GR3005646T3 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1233412B (it) * 1987-12-02 1992-03-30 Acraf Uso del trazodone
US6764697B1 (en) * 1991-06-27 2004-07-20 Alza Corporation System for delaying drug delivery up to seven hours
NZ260408A (en) 1993-05-10 1996-05-28 Euro Celtique Sa Controlled release preparation comprising tramadol
US5891471A (en) * 1993-11-23 1999-04-06 Euro-Celtique, S.A. Pharmaceutical multiparticulates
KR100354702B1 (ko) * 1993-11-23 2002-12-28 유로-셀티크 소시에떼 아노뉨 약학조성물의제조방법및서방형조성물
US5843480A (en) * 1994-03-14 1998-12-01 Euro-Celtique, S.A. Controlled release diamorphine formulation
GB9422154D0 (en) * 1994-11-03 1994-12-21 Euro Celtique Sa Pharmaceutical compositions and method of producing the same
US5965161A (en) 1994-11-04 1999-10-12 Euro-Celtique, S.A. Extruded multi-particulates
US5662799A (en) * 1996-06-21 1997-09-02 Fleetguard, Inc. Slow release coolant filter
US5788987A (en) * 1997-01-29 1998-08-04 Poli Industria Chimica Spa Methods for treating early morning pathologies
US6074689A (en) * 1998-03-10 2000-06-13 Immucell Corporation Colonic delivery of protein or peptide compositions
UA74141C2 (uk) 1998-12-09 2005-11-15 Дж.Д. Сірл Енд Ко. Фармацевтична композиція на основі тонкоподрібненого еплеренону (варіанти), спосіб її одержання та спосіб лікування розладів, опосередкованих альдостероном (варіанти)
DE19918325A1 (de) 1999-04-22 2000-10-26 Euro Celtique Sa Verfahren zur Herstellung von Arzneiformen mit regulierter Wirkstofffreisetzung mittels Extrusion
AP1748A (en) 2001-03-13 2007-06-11 Penwest Pharmaceuticals Co Chronotherapeutic dosage forms.
US8389008B2 (en) 2003-09-19 2013-03-05 Penwest Pharmaceuticals Co. Delayed release dosage forms
US7320724B2 (en) * 2004-08-06 2008-01-22 Florikan E.S.A. Corporation Compositions for the staged release of nutrients to plants
US20060185678A1 (en) * 2005-02-03 2006-08-24 Bronnenkant Lance J Devices for delivering agents to a vaginal tract
CN1895693B (zh) * 2005-07-12 2010-07-21 安成国际药业股份有限公司 控制渗透压泵系统的原位通道形成时间的方法
TWI279234B (en) * 2005-07-12 2007-04-21 Anchen Pharmaceuticals Taiwan Method for controlling lag time of in-situ passageway formation in osmotic delivery system
WO2007092717A1 (en) * 2006-02-07 2007-08-16 Fmc Corporation Latex or pseudolatex compositions coatings and coating processes
CA2757979A1 (en) * 2009-04-09 2010-10-14 Alkermes Pharma Ireland Limited Controlled-release clozapine compositions
CN102935074B (zh) * 2011-08-15 2015-04-22 成都康弘药业集团股份有限公司 一种盐酸曲唑酮渗透泵控释片
CN120365122B (zh) * 2025-05-16 2025-11-28 四川洪光农业开发有限责任公司 一种促进植物生长的微生物肥料及其制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3916899A (en) 1973-04-25 1975-11-04 Alza Corp Osmotic dispensing device with maximum and minimum sizes for the passageway
US4309996A (en) 1980-04-28 1982-01-12 Alza Corporation System with microporous releasing diffusor
US4278087A (en) 1980-04-28 1981-07-14 Alza Corporation Device with integrated operations for controlling release of agent
GB8322007D0 (en) * 1983-08-16 1983-09-21 Wellcome Found Pharmaceutical delivery system
JPH075457B2 (ja) * 1983-08-16 1995-01-25 ザ ウエルカム フアウンデ−シヨン リミテツド 調節された方法による有効成分の放出を可能にする医薬組成物
US4684524A (en) * 1984-03-19 1987-08-04 Alza Corporation Rate controlled dispenser for administering beneficial agent
CA1266827A (en) 1984-06-20 1990-03-20 Merck & Co., Inc. Controlled porosity osmotic pump
DE3485618D1 (de) 1984-08-17 1992-04-30 Wellcome Found Zusammensetzung zur kontrollierten abgabe eines wirkstoffes und ihre herstellung.
US4685918A (en) * 1985-02-01 1987-08-11 Merck & Co., Inc. Lipid osmotic pump
GB2189702B (en) * 1986-04-30 1989-10-18 Alza Corp Dosage form with improved delivery capability
US4801461A (en) * 1987-01-28 1989-01-31 Alza Corporation Pseudoephedrine dosage form

Also Published As

Publication number Publication date
EP0300897B1 (de) 1992-09-09
JP2789525B2 (ja) 1998-08-20
EP0300897A3 (en) 1989-10-11
ES2034319T3 (es) 1993-04-01
GB8817276D0 (en) 1988-08-24
GB8717168D0 (en) 1987-08-26
GB2207052A (en) 1989-01-25
JPH01110617A (ja) 1989-04-27
EP0300897A2 (de) 1989-01-25
CA1329125C (en) 1994-05-03
GR3005646T3 (de) 1993-06-07
GB2207052B (en) 1991-05-15
DE3874446D1 (de) 1992-10-15
US4975284A (en) 1990-12-04
DE3874446T2 (de) 1993-04-15

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee